OpenTechnical

OT-2026-000010969

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000010969) never changes.

Identity and time

Publication numberOT-2026-000010969 · never reused
Internal UUID01a0ae6c-540e-701b-8233-ac2b3de11204 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010969
StatusPUBLIC

Content hashes

Canonical text687e7a6b16fa7a23237f9e6ebb0fdaf9612fbd7cdc72fcb518b7a929e6b20982
Markdownfd8fb3e1f26c4b925dd5c5fde372b3a7a845232e63eb3d257e3bc81afe868922
PDF
Publication pagef5ca3a50d42f073b15b439742d3fb2de03906715769134c15284168cf9ef7f42
Manifesta39afa28eb13cac21d81ff6584bea58fc70cfcff5959d93f14fc295d0a051de3

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJ6DjbLG/+BCzwVDrko85W4vH3/e2WLpSA3uIcy1stkg7JjTeDSAyR9ammCt6rzutCLHAdHlQnBAlA5rrOWL9Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:46.120500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010969
observed f5ca3a50d42f073b15b439742d3fb2de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.101638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010969/manifest.json
observed a39afa28eb13cac21d81ff6584bea58f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.079837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010969/publication.md
observed fd8fb3e1f26c4b925dd5c5fde372b3a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.058178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010969/publication.txt
observed 687e7a6b16fa7a23237f9e6ebb0fdaf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.